3431446 has 4 divisors (see below), whose sum is σ = 5147172. Its totient is φ = 1715722.

The previous prime is 3431437. The next prime is 3431447. The reversal of 3431446 is 6441343.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3431446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857860 + ... + 857863.

It is an arithmetic number, because the mean of its divisors is an integer number (1286793).

Almost surely, 2^3431446 is an apocalyptic number.

3431446 is a deficient number, since it is larger than the sum of its proper divisors (1715726).

3431446 is a wasteful number, since it uses less digits than its factorization.

3431446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715725.

The product of its digits is 3456, while the sum is 25.

The square root of 3431446 is about 1852.4162599157. The cubic root of 3431446 is about 150.8316179273.

Adding to 3431446 its reverse (6441343), we get a palindrome (9872789).

The spelling of 3431446 in words is "three million, four hundred thirty-one thousand, four hundred forty-six".